--- type: product schema_version: 1 stock_number: "78179-1" canonical_url: "https://www.artisantg.com/TestMeasurement/78179-1/American-Dynamics-AD2081-RS-232-Port-Expander" json_url: "https://www.artisantg.com/TestMeasurement/78179-1/American-Dynamics-AD2081-RS-232-Port-Expander.json" generated_at: "2026-11-07T08:44:17.069Z" last_updated: "2026-10-12T15:55:40.487-05:00" --- # American Dynamics AD2081 RS-232 Port Expander _Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._ ## Summary - Manufacturer: American Dynamics - Model: AD2081 - Condition: Used and in Excellent Condition - Price: $245.00 USD - Availability: In stock, 1 available - Warranty: 1-Year Warranty with 30-Day Return Guarantee - ITAR restricted: No - Shipping weight: 3.5 lb, estimated - Shipping dimensions: 12X9X6 in, estimated ## Categories - Test Equipment > Electrical Test > Serial (primary) ## Details This American Dynamics AD2081 RS-232 Port Expander is used and in excellent condition. ### Configuration - Dimensions: 8.1 x 5.2 x 1.2 in (20.6 x 13.3 x 2.9 cm) - Weight: 1.3 lb (0.6 kg) - Supply Voltage: 120 VAC, 50/60 Hz - Input Voltage: 8-12 VAC ## Images - - - -